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Simplifying H(x) = x2 + -21x + -108 Multiply H * x xH = x2 + -21x + -108 Reorder the terms: xH = -108 + -21x + x2 Solving xH = -108 + -21x + x2 Solving for variable 'x'. Reorder the terms: 108 + 21x + xH + -1x2 = -108 + -21x + x2 + 108 + 21x + -1x2 Reorder the terms: 108 + 21x + xH + -1x2 = -108 + 108 + -21x + 21x + x2 + -1x2 Combine like terms: -108 + 108 = 0 108 + 21x + xH + -1x2 = 0 + -21x + 21x + x2 + -1x2 108 + 21x + xH + -1x2 = -21x + 21x + x2 + -1x2 Combine like terms: -21x + 21x = 0 108 + 21x + xH + -1x2 = 0 + x2 + -1x2 108 + 21x + xH + -1x2 = x2 + -1x2 Combine like terms: x2 + -1x2 = 0 108 + 21x + xH + -1x2 = 0 The solution to this equation could not be determined.
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